Analysis of information sources in references of the Wikipedia article "Eastern Europe" in English language version.
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Moldova—although located north of the Danube River, which is frequently cited as the region's northeastern geographic dividing line—is included in the Balkans under some definitions by virtue of its long-standing historical and cultural connections with Romania.
After 1918, with the massive reduction of Hungary's territory and influence, many Western observers held Hungary to be one of the nations of the Balkans.